Job Summary
Provide end-to-end support for U Mobile’s Enterprise/IPRAN 5G access network, including fault resolution, upgrades, capacity expansion, and database maintenance. The role focuses on maintaining network availability, resolving major incidents, supporting field teams, and improving service quality for customers.
The Day-to-Day Activities
Maintain the availability and stability of Enterprise/IPRAN 5G access network equipment, including PTN/CSR, routers, GPON and switches.
Provide second-level support and troubleshoot network issues involving switches, routers, GPON and other transmission equipment.
Handle network performance issues and customer complaint tickets.
Resolve trouble tickets, alarms and equipment errors within the agreed service levels.
Identify the cause of transmission network failures and restore services within the required timeframe.
Conduct network audits, performance analysis and monitoring to ensure service availability and meet KPIs.
Perform capacity planning, network expansion and optimisation for new Enterprise/IPRAN 5G circuits.
Escalate network abnormalities and irregularities to vendors, leased-line providers, interconnect teams and CDMU in a timely manner.
Provide second-level support to the Field Force Team.
Work with team leads, vendors and management to restore faults and provide progress updates.
Manage leased-line providers and drive improvements for repetitive and major incidents.
Generate and analyse reports on problem links, and recommend troubleshooting improvements to reduce network outages.
Support database maintenance for the Enterprise/IPRAN 5G access network.